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Senior Cobol Developer Jobs in Seattle, WA (NOW HIRING)

Exposure to infrastructure automation and DevOps practices. * Strong working knowledge of mainframe ... COBOL. * Proven experience in mainframe operations-system monitoring, job scheduling ...

Mainframe Specialist

Kirkland, WA · On-site

$70K - $196K/yr

Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ... COBOL, JCL, VSAM, CICS, DB2, Assembler, REXX, SPUFI, TSO/ISPF, or RACF. * Minimum 3+ years leading ...

Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ... COBOL, JCL, VSAM, CICS, DB2, Assembler, REXX, SPUFI, TSO/ISPF, or RACF. * Minimum 3+ years leading ...

Mainframe Specialist

Seattle, WA · On-site

$70K - $196K/yr

Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ... COBOL, JCL, VSAM, CICS, DB2, Assembler, REXX, SPUFI, TSO/ISPF, or RACF. * Minimum 3+ years leading ...

Senior Cobol Developer information

See Seattle, WA salary details

$48

$63

$84

How much do senior cobol developer jobs pay per hour?

As of Aug 11, 2026, the average hourly pay for senior cobol developer in Seattle, WA is $63.21, according to ZipRecruiter salary data. Most workers in this role earn between $56.68 and $69.52 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior COBOL developer?

To thrive as a Senior Cobol Developer, you need deep expertise in COBOL programming, legacy system integration, and experience with mainframe environments, typically supported by a degree in computer science or a related field. Familiarity with IBM mainframe tools (such as z/OS, JCL, DB2), version control systems, and sometimes certifications like IBM Certified System Programmer are commonly required. Strong analytical thinking, problem-solving abilities, and effective communication are vital soft skills for managing complex codebases and collaborating with cross-functional teams. These skills ensure the ongoing stability, modernization, and efficient maintenance of critical enterprise systems.

What is a senior COBOL developer?

Senior COBOL Developers are experienced software engineers who specialize in developing, maintaining, and optimizing applications using the COBOL programming language. They typically work on legacy systems for industries such as banking, insurance, and government, where COBOL remains vital for large-scale transaction processing. In addition to coding, they are often responsible for system analysis, troubleshooting, mentoring junior developers, and ensuring the continued reliability and performance of mission-critical applications. Their expertise is essential for organizations seeking to modernize or integrate old COBOL systems with newer technologies.

What is the difference between Senior Cobol Developer vs Cobol Programmer?

AspectSenior Cobol DeveloperCobol Programmer
Required CredentialsBachelor's degree, experience, possibly certificationsTypically entry-level or less experience, basic knowledge
Work EnvironmentTeam projects, design, and architecture involvementCode writing, debugging, maintenance
Employer & Industry UsageFinancial, government, large enterprisesSame industries, often entry-level roles
Search & Comparison IntentUnderstanding senior roles, responsibilities, salaryEntry-level position details, skills required

The main difference between a Senior Cobol Developer and a Cobol Programmer lies in experience, responsibilities, and scope. Senior Cobol Developers typically lead projects, design solutions, and mentor junior staff, while Cobol Programmers focus on coding and debugging tasks. Both roles are common in financial and government sectors, but the senior role requires more experience and a broader skill set.

How does a senior COBOL developer typically collaborate with cross-functional teams in a modern enterprise environment?

As a Senior Cobol Developer, you will often work closely with business analysts, quality assurance testers, and project managers to translate business requirements into robust mainframe solutions. Collaboration frequently involves participating in code reviews, coordinating integration with newer technologies, and providing technical guidance to junior developers. Effective communication is essential, as you'll need to explain legacy system constraints and propose modernization strategies that align with organizational goals. This cross-functional teamwork ensures that COBOL applications continue to meet evolving business needs while maintaining reliability.
What are the most commonly searched types of Cobol Developer jobs in Seattle, WA? The most popular types of Cobol Developer jobs in Seattle, WA are:
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What job categories do people searching Senior Cobol Developer jobs in Seattle, WA look for? The top searched job categories for Senior Cobol Developer jobs in Seattle, WA are:
What cities near Seattle, WA are hiring for Senior Cobol Developer jobs? Cities near Seattle, WA with the most Senior Cobol Developer job openings:
Infographic showing various Senior Cobol Developer job openings in Seattle, WA as of August 2026, with employment types broken down into 80% Full Time, 5% Part Time, and 15% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution, with an average salary of $131,467 per year, or $63.2 per hour.

Senior Software Developer - Mainframe (GR 25)

PACCAR

Renton, WA • On-site

$90K - $141K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 19 days ago


Paccar rating

8.8

Company rating: 8.8 out of 10

Based on 17 frontline employees who took The Breakroom Quiz

43rd of 487 rated machine equipment manufacturers


Job description

Requisition Summary

This position is responsible for the development, enhancement, and support of PACCAR's critical Mainframe applications that enable key Materials and Finance business processes. Leveraging technologies such as COBOL, IMS, DB2, CICS, and JCL, the role focuses on delivering reliable, high-quality solutions, maintaining existing systems, resolving production issues, and implementing new capabilities that support PACCAR's manufacturing, supply chain, and financial operations across North America

Company Information

PACCAR is a Fortune 500 company established in 1905. PACCAR Inc is recognized as a global leader in the commercial vehicle, financial, and customer service fields with internationally recognized brands such as Kenworth, Peterbilt, and DAF trucks. PACCAR is a global technology leader in the design, manufacture and customer support of premium light-, medium- and heavy-duty trucks under the Kenworth, Peterbilt and DAF nameplates and also provides customized financial services, information technology and truck parts related to its principal business.

Whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services, you can develop the career you desire with PACCAR. Get started!
 

About the Team

As a Senior Software Developer, you will join PACCAR's talented Mainframe team, supporting the mission-critical Materials and Finance systems that power the manufacturing, supply chain, and financial operations behind the production of medium and heavy-duty trucks across North America. You will collaborate with business and technology teams to design, develop, and enhance innovative solutions, leverage modern AI-enabled tools to improve productivity and software delivery, and help ensure the reliability and performance of applications that are essential to PACCAR's continued success.

Job Functions / Responsibilities
  • Partner with business customers and stakeholders to understand requirements and recommend effective technical solutions.
  • Design, develop, test, implement, and support mainframe applications and system enhancements.
  • Troubleshoot and resolve production issues while ensuring system reliability and performance.
  • Provide application and system administration support for critical business systems.
  • Collaborate with cross-functional teams in an Agile environment to deliver business value.
  • Participate in code reviews, technical analysis, and continuous improvement initiatives.
  • Support production deployments and participate in an on-call rotation, including occasional evenings and weekends as needed.
  • Utilize AI-enabled tools to improve development efficiency, quality, and operational support processes.
Qualifications
  • 5+ years of software engineering experience, including application development, scripting, workflow design, and data mapping.
  • 5+ years of mainframe experience with COBOL, IMS DB, DB2, CICS and JCL
  • Strong analytical, problem-solving, organizational, and interpersonal skills.
  • Excellent verbal and written communication skills.
  • Ability to work independently and collaboratively in a team environment.
  • Proficiency with Microsoft Office tools, databases, and spreadsheets.
Education

Bachelor's Degree in Information Systems, Computer Science or related field desired.

Paccar Benefits

As a U.S. PACCAR employee, you have a full range of benefit options including:

  • Competitive salary and 401k with up to a 5% company match
  • Fully funded pension plan that provides monthly benefits after retirement
  • Comprehensive paid time off - Minimum of 10 paid vacation days, 12 paid holidays, and sick leave
  • Tuition reimbursement for continued education 
  • Medical, dental, and vision plans for you and your family
  • Flexible spending accounts (FSA) and health savings account (HSA)
  • Paid short-and long-term disability program
  • Life and accidental death and dismemberment insurance
  • EAP services including wellness plans, estate planning, financial counseling and more
  • Global Fortune 500 company with a wide array of growth and development opportunities
  • Work alongside experienced goal-oriented colleagues recognized as experts in their field
Additional Job Board Information

PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability. At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors, including your education, training, or experience. The salary range for "Senior Software Developer - Mainframe" is $90,400 - $141,800 annually. Additionally, this role is eligible for a full range of benefit options listed above. This position is also eligible for a holiday gift. 


What Paccar employees say

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Benefits

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About Paccar

Sourced by ZipRecruiter

PACCAR, Inc. is a Fortune 500 company established in 1905 and is recognized as a global leader in the commercial vehicle, financial, and customer service fields. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium- and heavy-duty trucks under its internationally recognized brands Kenworth, Peterbilt and DAF nameplates. PACCAR designs and manufactures advanced diesel engines and provides customized financial services, information technology and truck parts related to its principal business. Your next career move is waiting at PACCAR whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services. Join the PACCAR team today!

Industry

Motor vehicle manufacturing

Company size

10,000+ Employees

Headquarters location

Bellevue, WA, US

Year founded

1905

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